Battery and battery apparatus

Abstract

The disclosure provides a battery and a battery apparatus including the battery. The battery includes a housing, a positive current collector, a negative current collector and a resistor assembly. The positive current collector is disposed at the housing, and the negative current collector is disposed at the housing. The positive current collector is electrically connected to the housing through the resistor assembly, and the resistor assembly includes a first resistor and a second resistor arranged in parallel. A resistance value of the first resistor is greater than a resistance value of the second resistor. By arranging the first resistor and the second resistor arranged in parallel and configuring the resistance value of the first resistor to be greater than the resistance value of the second resistor, a total resistance value of the first resistor and the second resistor is less than the resistance value of the second resistor.

What is claimed is: 
     
         1 . A battery, comprising:
 a housing;   a positive current collector, disposed at the housing;   a negative current collector, disposed at the housing; and   a resistor assembly, wherein the positive current collector is electrically connected to the housing through the resistor assembly, and the resistor assembly comprises a first resistor and a second resistor arranged in parallel,   wherein a resistance value of the first resistor is greater than a resistance value of the second resistor.   
     
     
         2 . The battery according to  claim 1 , wherein the resistance value of the first resistor is greater than or equal to 10 MΩ, and the resistance value of the second resistor ranges from 50Ω to 10,000 Ω. 
     
     
         3 . The battery according to  claim 1 , wherein the positive current collector comprises a fusing structure,
 wherein when a current passing through the fusing structure exceeds a threshold value, the fusing structure disconnects an electrical connection between the positive current collector and the second resistor.   
     
     
         4 . The battery according to  claim 3 , wherein the positive current collector further comprises a positive terminal component, and the housing comprises a first housing member and a second housing member connected to each other,
 wherein the first resistor is disposed between the positive terminal component and the first housing member, or the first resistor is disposed between the positive terminal component and the second housing member.   
     
     
         5 . The battery according to  claim 4 , wherein the positive current collector further comprises a positive tab, the fusing structure is connected to the positive tab and the positive terminal component, and the second resistor is disposed between the fusing structure and the housing. 
     
     
         6 . The battery according to  claim 5 , wherein the positive current collector further comprises an adapter piece, and the fusing structure is disposed on the adapter piece. 
     
     
         7 . The battery according to  claim 4 , wherein the positive current collector further comprises a busbar, the positive terminal component is electrically connected to the busbar, and the fusing structure is connected to the busbar and the second resistor,
 wherein the second resistor is disposed between the fusing structure and the housing.   
     
     
         8 . The battery according to  claim 7 , wherein the fusing structure is disposed on the busbar. 
     
     
         9 . The battery according to  claim 3 , wherein the housing comprises a first housing member and a second housing member connected to each other, the positive current collector further comprises an positive terminal component and a busbar, and the positive terminal component is electrically connected to the busbar,
 wherein the first resistor is disposed between the busbar and the first housing member, or the first resistor is disposed between the busbar and the second housing member.   
     
     
         10 . The battery according to  claim 9 , wherein the positive current collector further comprises a positive tab, and the fusing structure is connected to the positive tab and the positive terminal component,
 wherein the second resistor is disposed between the fusing structure and the housing.   
     
     
         11 . The battery according to  claim 9 , wherein the fusing structure is disposed on the busbar. 
     
     
         12 . The battery according to  claim 9 , wherein the second resistor is disposed between the busbar and the first housing member, or the second resistor is disposed between the busbar and the second housing member. 
     
     
         13 . The battery according to  claim 4 , wherein the first housing member or the second housing member is a cover. 
     
     
         14 . The battery according to  claim 1 , wherein the first resistor comprises one or more of a mica insulating material, ceramic, synthetic resin, insulating glue, a fiber product, rubber, plastic and asbestos, and/or
 the second resistor comprises one or more of a carbon film resistor, a metal film resistor, a metal oxide and a semiconductor material.   
     
     
         15 . A battery apparatus, comprising the battery according to  claim 1 . 
     
     
         16 . The battery apparatus according to  claim 15 , wherein the battery apparatus is a battery module or a battery pack.